Did you search the Free Stuff area here? I found several searching for bag

Bag Search

If any are .3ds or .obj files you can use those in Poser by doing "File" and "Import" and picking either "wavefront object" or "Studio Max".

"It is good to see ourselves as others see us. Try as we may, we are never
able to know ourselves fully as we are, especially the evil side of us.
This we can do only if we are not angry with our critics but will take in good
heart whatever they might have to say." - Ghandi